 | Mrs. Marcet (Jane Haldimand) - Physics - 1821 - 366 pages
....the point at which the reflected rajs, if .continued through the mirror, would unite, and. fur man, image. This point is equally distant from the surface...? Mrs. B. A point at which converging rays unite. And it is in this case called an imaginary focus; because the rays do not really unite at that point,... | |
 | Mrs. Marcet (Jane Haldimand) - Physics - 1821 - 350 pages
...divide their angles of incidence and reflection. Mrs. B. Extremely well, Emily: and since we see objects in the direction of the reflected ray, we shall see the image L, which is the point at which the reflected rays, if continued through the mirror, would unite and... | |
 | Mrs. Marcet (Jane Haldimand), John Lauris Blake - Astronomy - 1826 - 308 pages
...three rays, AB, CD, EF, will be reflected f Mrs. B. Extremely well, Emily ;(and since we see objects in the direction of the reflected ray, we shall see...image at L, which is the point at which the reflected raysj if continued ,through the mirror, would unite and form an image. {This point is equally distant... | |
 | Mrs. Marcet (Jane Haldimand), Thomas P. Jones - Physics - 1826 - 286 pages
...incidence and reflection, of those two rays. ^ Mrs. B. Extremely well, Emily: and since we see objects in the direction of the reflected ray, we shall see the image L, which is the point at which the reflected rays, if continued through the mirror, would unite and... | |
 | Physics - 1832 - 642 pages
...the reflected ray, we shall see an image, answering to that which would be produced by a body placed at L, which is the point at which the reflected rays,...sphere, and is called the imaginary focus of the mirror. A focus isa pointât which converging rays unite; in this case called an imaginary focus, because the... | |
 | Ireland commissioners of nat. educ - 1835 - 398 pages
...the reflected ray, we shall see an image, answering to that which would be produced by a body placed at L, which is the point at which the reflected rays,...sphere, and is called the imaginary focus of the mirror. A focus is a point at which converging. rays unite; in this case called an imaginary focus, because... | |
 | Readers (Elementary) - 1836 - 424 pages
...the reflected ray, we shall see an image, answering to that which would be produced by a body placed at L, which is the point at which the reflected rays,...sphere, and is called the imaginary focus of the mirror. A focus is a point at which converging rays unite; in this case called an imaginary focus, because... | |
 | Mrs. Marcet (Jane Haldimand) - Physics - 1837 - 358 pages
...their angles of incidence and reflection. Mrs. B. Extremely well, Emily ; and since we see objects in the direction of the reflected ray, we shall see...form an image. This point is equally distant from tlic surface and centre of the sphere, and is called the imaginary focus of the mirror. Caroline. Pray... | |
 | Richard Green Parker - Physics - 1838 - 266 pages
...angles of reflection PEG and TFH, and since we see objects in the direction of the reflected rays, we shall see the image at L, which is the point at...continued through the mirror would unite and form the image. This point is equally distant from the surface, and the centre of the sphere, and is called... | |
 | Richard Green Parker - Astronomy - 1839 - 298 pages
...TFH , and since we see objects in the direction of the reflected rays, we shall see the image at I., which is the point at which the reflected rays if continued through the mirror would unite and form the image. This point is equally distant from the surface, and the centre of the sphere, and is called... | |
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Emily ;i and since we see objects in the direction of the reflected ray; we shall see the image at L, which is the point at which the reflected rays, if continued through the mirror, would unite and form an image. 
